<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <el-card class="box-card">
      <!-- 搜索与添加区域 -->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getUserList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getUserList"
            ></el-button>
          </el-input>
        </el-col>
        <!-- 添加用户 -->
        <el-col :span="6">
          <el-button type="primary" @click="dialogVisible = true"
            >添加用户</el-button
          >
        </el-col>
      </el-row>

      <!-- 用户列表区域 -->
      <el-table :data="userlist" stripe border>
        <el-table-column type="index"></el-table-column>
        <el-table-column prop="username" label="姓名"></el-table-column>
        <el-table-column prop="email" label="邮箱"></el-table-column>
        <el-table-column prop="role_name" label="角色"></el-table-column>
        <el-table-column prop="mobile" label="电话"></el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChanged(scope.row)"
            >
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" style="180px">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showEditDialog(scope.row.id)"
            ></el-button>
            <!-- 删除按钮 -->
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeUserByid(scope.row.id)"
            ></el-button>
            <!-- 分配角色按钮 -->

            <el-tooltip
              class="item"
              effect="dark"
              content="分配角色"
              placement="top-start"
              
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
                @click="setRole(scope.row)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
    <!-- 添加用户的对话框 -->
    <!-- visible.sync设置是否显示对话框 -->
    <el-dialog
      title="添加用户"
      :visible.sync="dialogVisible"
      width="50%"
      @close="addDialogClosed"
    >
      <!-- 内容区 -->
      <el-form
        :model="addForm"
        :rules="addFormRules"
        ref="addFormRef"
        label-width="70px"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部区 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 修改用户的对话框 -->
    <el-dialog
      title="提示"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="addDialogclosed"
    >
      <!-- 文字信息 -->
      <el-form
        :model="editForm"
        :rules="editFormRules"
        ref="editFormRef"
        label-width="100px"
      >
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 分配角色的对话框 -->
    <el-dialog
  title="提示"
  :visible.sync="setRoghtDialogVisible"
  width="50%" @close="setRoleDialogClosed">
  <!-- 文本 -->
  <p>当前的用户：{{userinfo.username}}</p>
  <p>当前的用户：{{userinfo.role_name}}</p>
  <p>分配新角色：
     <el-select v-model="selectedRoleId" placeholder="请选择">
    <el-option
      v-for="item in rolesList"
      :key="item.id"
      :label="item.roleName"
      :value="item.id">
    </el-option>
  </el-select>
  </p>
  <!-- 底部 -->
  <span slot="footer" class="dialog-footer">
    <el-button @click="setRoghtDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
  </span>
</el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    // 验证邮箱的规则
    var checkEmail = (rule, value, cb) => {
      // 验证邮箱的正则表达式
      const regEmail = /^\w+@\w+(\.\w+)+$/;

      if (regEmail.test(value)) {
        // 合法的邮箱
        return cb();
      }
      cb(new Error("请输入合法的邮箱"));
    };
    // 验证手机号的规则
    const checkMobile = (rule, value, cb) => {
      let reg = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/;
      if (reg.test(value)) {
        cb();
      } else {
        cb(new Error("手机号码格式不正确"));
      }
    };
    return {
      // 获取用户列表的参数
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 2,
      },
      userlist: [],
      total: 0,
      // 控制是否显示添加用户对话框  控制显示和隐藏
      dialogVisible: false,
      //   添加用户的表单数据
      addForm: {
        username: "",
        password: "",
        email: "",
        mobile: "",
      },
      // 添加用户的正则表达式
      addFormRules: {
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          {
            min: 3,
            max: 10,
            message: "长度在 3 到 10 个字符",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          {
            min: 6,
            max: 15,
            message: "长度在 6 到 15 个字符",
            trigger: "blur",
          },
        ],
        email: [
          { required: true, message: "请输入邮箱地址", trigger: "blur" },
          //   { validator: checkEmail, trigger: ["blur", "change"] },
          {
            pattern: /^\w+@\w+(\.\w+)+$/,
            message: "请合法的邮箱",
            trigger: ["blur", "change"],
          },
        ],
        mobile: [
          { required: true, message: "请输入手机号", trigger: "blur" },
          //   { validator: checkMobile, trigger: "blur" },
          {
            pattern: /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/,
            message: "请合法的手机号",
            trigger: "blur",
          },
        ],
      },
      // 控制是否显示编辑用户的对话 框的显示和英藏
      editDialogVisible: false,
      // 通过id 获取过来的数据
      editForm: {},
      // 修改表单的验证规则
      editFormRules: {
        email: [
          { required: true, message: "请输入邮箱地址", trigger: "blur" },
          //   { validator: checkEmail, trigger: ["blur", "change"] },
          {
            pattern: /^\w+@\w+(\.\w+)+$/,
            message: "请合法的邮箱",
            trigger: ["blur", "change"],
          },
        ],
        mobile: [
          { required: true, message: "请输入手机号", trigger: "blur" },
          //   { validator: checkMobile, trigger: "blur" },
          {
            pattern: /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/,
            message: "请合法的手机号",
            trigger: "blur",
          },
        ],
      },
      // 控制分配角色对话框的显示和颖仓
      setRoghtDialogVisible:false,
      // 需要被分配角色的用户信息
      userinfo:{},
      // 所有角色的数据列表
      rolesList:[],
      // 下拉表单
      selectedRoleId:'',

    };
  },
  created() {
    this.getUserList();
  },
  mounted() {},
  methods: {
    // 获取列表数据
    async getUserList() {
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo,
      });
      console.log(res);
      if (res.meta.status !== 200) {
        return this.$message.error("获取用户列表失败");
      }
      //   this.$message.success('获取成功')
      this.userlist = res.data.users;
      this.total = res.data.total;
    },
    // 每页显示条数
    handleSizeChange(newSize) {
      // console.log(newSize);
      this.queryInfo.pagesize = newSize;
      this.getUserList();
    },
    // 当前页码值
    handleCurrentChange(newPage) {
      // console.log(newPage);
      this.queryInfo.pagenum = newPage;
      this.getUserList();
    },
    // 开关状态的改变
    async userStateChanged(userinfo) {
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      );
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state;
        return this.$message.error("设置状态失败");
      }
      this.$message.success("修改状态成功");
    },
    // 监听添加用户框的关闭事件
    addDialogClosed() {
      // 对话框关闭之后，重置表单
      this.$refs.addFormRef.resetFields();
    },
    // 点击按钮添加新用户
    addUser() {
      this.$refs.addFormRef.validate(async (valid) => {
        if (!valid) return;
        // 可以发起添加用户的网络请求
        const { data: res } = await this.$http.post("users", this.addForm);

        if (res.meta.status !== 201) {
          this.$message.error("添加用户失败");
        }
        this.$message.success("添加用户成功");
        // 隐藏添加用户的对话框
        this.dialogVisible = false;
        // 重新获取用户列表数据
        this.getUserList();
      });
    },
    // 通过id查询用户
    async showEditDialog(id) {
      console.log(id);
      const { data: res } = await this.$http.get("users/" + id);
      if (res.meta.status !== 200) {
        return this.$message.error("查询用户失败");
      }
      this.editForm = res.data;
      this.editDialogVisible = true;
    },
    // 修改表单的重置
    addDialogclosed() {
      this.$refs.editFormRef.resetFields();
    },
    // 修改表单上传
    editUserInfo(id) {
      this.$refs.editFormRef.validate(async (valid) => {
        // console.log(valid);
        if (!valid) return;

        // 发起修改用户的请求
        const { data: res } = await this.$http.put(
          "users/" + this.editForm.id,
          {
            email: this.editForm.email,
            mobile: this.editForm.mobile,
          }
        );
        if (res.meta.status !== 200) {
          return this.$message.error("更新用户信息失败");
        }
        // 关闭对话框
        this.editDialogVisible = false;
        // 刷新数据
        this.getUserList();
        // 提示修改成功
        this.$message.success("更新用户信息成功");
      });
    },
    // 更具id删除对应的用户信息
    async removeUserByid(id) {
      console.log(id);
      // 弹框询问是否删除
      const confirmResult = await this.$confirm("此操作将永久删除该用户, 是否继续?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      }
      ).catch(err => err)
      // 简介语法  不用retren

      // 如果确认了删除,则返回字符串 confirm
      // 如果取消了删除,则返回字符串 cancel
      console.log(confirmResult);

      if(confirmResult !== 'confirm') {
        return this.$message.info('已取消删除')
      }
      // console.log('确认了删除');
      const {data:res} = await this.$http.delete('users/' + id)
      if(res.meta.status !== 200) {
        return this.$message.error('删除用户失败')
      }

      // 删除优化一条没有跳转到前一页
      if(this.total % this.queryInfo.pagesize === 1) {
        this.queryInfo.pagenum--
      }


      this.$message.success('删除用户成功')
      // 重新渲染列表
      this.getUserList()
    },
    // 分配角色的对话框
    async setRole(userinfo) {
      this.userinfo = userinfo
      console.log(this.userinfo);
      // 获取角色列表
    

    const {data:res} = await this.$http.get('roles')
    if(res.meta.status !== 200) {
      return this.$message.error('获取角色列表失败')
    }
    this.$message.success('获取角色列表成功')

    this.rolesList = res.data

    this.setRoghtDialogVisible = true
    },
    // 点击按钮分配角色
    // async saveRoleInfo() {
    //   if(!this.selectedRoleId) {
    //     return 
    //   }
    //   // 发送请求
    //   // const {data:res} = await this.$http.put(`
    //   // users/${this.userinfo.id}/role`,{
    //   //   rid:this.selectedRoleId
    //   // })
    //    const {data:res} = await this.$http.put(`users/${this.userinfo.id}/role`,{rid:this.selectedRoleId})
    //   if(res.meta.status !== 200) {
    //     return this.$message.error('分配角色失败')
    //   }
    //   this.$message.success('分配角色成功')
    //   this.getUserList()
    //   this.setRoghtDialogVisible = true
    // },


    async saveRoleInfo(){
            if(!this.selectedRoleId){
                return this.$message.error('更新角色失败')
            }
            const {data:res} = await this.$http.put(`users/${this.userinfo.id}/role`,{rid:this.selectedRoleId})
            if(res.meta.status !== 200){
                return this.$message.error(res.meta.msg)
            }
            this.$message.success('更新角色成功')
            this.getUserList()
            this.setRoghtDialogVisible = false
        },
    // 监听分配角色对话框的表单的清空事件
    setRoleDialogClosed() {
      this.selectedRoleId = ''
      this.userinfo = ''
    }

  },
};
</script>

<style scoped lang="less">
</style>
